18936039

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{811}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 26009984

約数和(自身を除く): 7073945

約数列:

[1, 3, 43, 129, 181, 543, 811, 2433, 7783, 23349, 34873, 104619, 146791, 440373, 6312013, 18936039]

約数ペア:

[(1, 18936039), (3, 6312013), (43, 440373), (129, 146791), (181, 104619), (543, 34873), (811, 23349), (2433, 7783)]